Earliest and Latest Days at or Below 32° F in Northwood

This is a list of the earliest and latest days in a winter season where the low temperature fell to at least 32 °F in Northwood, Iowa history. It is based on NOAA data from the years 1896–2024.

Earliest freezing temperature in Northwood?

The earliest in a winter season that Northwood, Iowa has recorded a low temperature of 32 °F or below is September 13 which happened in 1953.

Latest freezing temperature in Northwood?

The latest in a winter season that Northwood, Iowa has recorded a low temperature of 32 °F or below is June 1 which happened in 1897.

Earliest Days ≤ 32 °F

Date	Year	Temperature
September 13	1953	32 °F
September 15	2011	32 °F
September 15	2007	30 °F
September 15	1916	32 °F
September 16	2014	29 °F
September 18	1929	28 °F
September 18	1901	32 °F
September 19	1991	32 °F
September 19	1896	32 °F
September 20	1991	30 °F
September 20	1952	32 °F
September 20	1901	31 °F
September 20	1897	30 °F
September 20	1896	31 °F
September 21	1999	31 °F
September 21	1991	31 °F
September 21	1918	29 °F
September 21	1896	30 °F
September 22	2012	30 °F
September 22	1999	31 °F
September 22	1995	31 °F
September 22	1983	32 °F
September 22	1974	26 °F
September 22	1947	32 °F
September 22	1913	26 °F
September 22	1896	31 °F

Latest Days ≤ 32 °F

Date	Year	Temperature
June 1	1897	32 °F
May 31	1897	31 °F
May 29	1947	31 °F
May 28	1947	32 °F
May 27	1907	31 °F
May 25	1925	32 °F
May 25	1924	32 °F
May 24	1924	30 °F
May 23	1963	32 °F
May 23	1931	32 °F
May 22	2008	30 °F
May 22	1963	29 °F
May 21	2008	30 °F
May 21	1997	32 °F
May 20	1954	32 °F
May 20	1907	29 °F
May 19	1929	30 °F
May 19	1924	31 °F
May 17	2009	32 °F
May 17	1930	29 °F
May 17	1925	30 °F